You can unpin questions by going to your Analytics and viewing the Question Table tab. You can sort the questions by tapping the "pin" icon and removing the pins from them. Please see the sample GIF below:
Hi @msparks701, the Study Schedule follows the Core Curriculum (or Syllabus) in order. The drills are usually located after the lessons in a section and before the problem sets. See the sample screenshot below:
You can find the free diagnostic test (or PrepTest June 2007) here: https://7sage.com/preptests/, then look for "PTJ07" using the search box under the "Current (with Logic Games)" tab. See the sample screenshot below: